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ZIMSEC Grade 7 Science and Technology Online Mock 2 - Paper 1 Practice

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Title ZIMSEC Grade 7 Science and Technology Online Mock 2 - Paper 1 Practice

Description Original Grade 7 7150/01 Paper 1-style timed mock. Forty multiple-choice questions covering Health and hygiene, nutrition, crops, plants and animals, conservation, tools, energy, disasters, digital technology and innovation. No signup required; one attempt with an instant automatic score.

Total Marks 40 points

Duration 105 minutes

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Session Window Started 04 Sep 2026 04:13 and closes 04 Sep 2026 05:58.

Exam questions

Answer all 40 questions, then submit the paper once.

Question 1

Multiple Choice - 1.00 marks

Prompt Which habit can increase tooth decay risk?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Drinking safe water
B. Cleaning teeth regularly
C. Frequently eating sugary snacks
D. Eating vegetables

Question 2

Multiple Choice - 1.00 marks

Prompt Why can an indigenous meal of grains, legumes and vegetables be valuable?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. It can provide varied nutrients from locally available foods
B. It always contains no fibre
C. It cannot be balanced
D. It removes the need for safe preparation

Question 3

Multiple Choice - 1.00 marks

Prompt Which food-preservation method removes much of the water microbes need?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Leaving food in warm rain
B. Adding dirty water
C. Keeping food uncovered
D. Drying

Question 4

Multiple Choice - 1.00 marks

Prompt Why should perishable food be kept cool?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. To speed up microbial growth
B. To slow spoilage and microbial growth
C. To remove every vitamin
D. To turn it into dry grain

Question 5

Multiple Choice - 1.00 marks

Prompt Which conditions are normally needed for seed germination?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Light, fertiliser and soil only
B. Wind, salt and darkness
C. Water, oxygen and suitable warmth
D. Pesticide, smoke and frost

Question 6

Multiple Choice - 1.00 marks

Prompt Which word equation describes photosynthesis?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Carbon dioxide + water -> glucose + oxygen
B. Oxygen + glucose -> carbon dioxide only
C. Water + oxygen -> soil
D. Glucose + minerals -> sunlight

Question 7

Multiple Choice - 1.00 marks

Prompt Which substance in leaves traps light energy for photosynthesis?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Haemoglobin
B. Starch
C. Cellulose
D. Chlorophyll

Question 8

Multiple Choice - 1.00 marks

Prompt What is a main function of roots?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. To produce flowers only
B. To anchor the plant and absorb water and minerals
C. To release seeds into the air only
D. To make every fruit sweet

Question 9

Multiple Choice - 1.00 marks

Prompt Which tissue carries water upward through a plant?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Phloem only
B. Epidermis
C. Xylem
D. Pollen

Question 10

Multiple Choice - 1.00 marks

Prompt Why is crop rotation useful?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. It can help maintain soil fertility and break pest cycles
B. It guarantees rain
C. It removes the need for soil care
D. It means planting one crop forever

Question 11

Multiple Choice - 1.00 marks

Prompt Why are legumes useful in a crop rotation?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. They always remove all soil nitrogen
B. They prevent any seed formation
C. They make soil waterproof
D. They can help add nitrogen through root bacteria

Question 12

Multiple Choice - 1.00 marks

Prompt Which is an example of integrated pest management?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Using the strongest chemical every day
B. Combining monitoring, biological and careful control methods
C. Ignoring crop damage
D. Destroying beneficial insects deliberately

Question 13

Multiple Choice - 1.00 marks

Prompt Which feature helps a wind-dispersed seed?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. A heavy stone coat
B. A hook for animal fur only
C. Light wings or hairs
D. A large water-filled shell only

Question 14

Multiple Choice - 1.00 marks

Prompt What is pollination?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. The transfer of pollen from anther to stigma
B. The growth of a root
C. The splitting of a fruit
D. The absorption of water by soil

Question 15

Multiple Choice - 1.00 marks

Prompt Which organism is a producer in a food chain?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Hawk
B. Goat
C. Human
D. Green plant

Question 16

Multiple Choice - 1.00 marks

Prompt In the food chain grass -> grasshopper -> frog -> snake, which organism is the primary consumer?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Grass
B. Grasshopper
C. Frog
D. Snake

Question 17

Multiple Choice - 1.00 marks

Prompt Which animal is a herbivore?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Lion
B. Eagle
C. Goat
D. Frog

Question 18

Multiple Choice - 1.00 marks

Prompt Which farm animal is a ruminant?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Cattle
B. Chicken
C. Pig
D. Rabbit only

Question 19

Multiple Choice - 1.00 marks

Prompt Why should animal housing be kept clean and dry?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. To attract parasites
B. To contaminate feed
C. To stop ventilation
D. To reduce disease and improve animal welfare

Question 20

Multiple Choice - 1.00 marks

Prompt Which is an example of an animal providing assistance to people?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. A wild animal raiding crops
B. A trained guide dog helping a person with visual impairment
C. A pest damaging stored grain
D. A stray animal spreading waste

Question 21

Multiple Choice - 1.00 marks

Prompt Which feature identifies a mammal?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. It always lays eggs
B. It has six legs
C. It feeds its young with milk
D. It breathes only through gills

Question 22

Multiple Choice - 1.00 marks

Prompt Which product is obtained from poultry?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Eggs
B. Wool
C. Honey
D. Leather from cattle only

Question 23

Multiple Choice - 1.00 marks

Prompt What is the difference between weather and climate?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Weather lasts centuries while climate lasts minutes
B. They always mean exactly the same thing
C. Climate is today’s rainfall only
D. Weather is short-term conditions; climate is the long-term pattern

Question 24

Multiple Choice - 1.00 marks

Prompt Which instrument measures rainfall?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Thermometer
B. Rain gauge
C. Wind vane
D. Hygrometer

Question 25

Multiple Choice - 1.00 marks

Prompt Which instrument measures humidity?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Barometer
B. Anemometer
C. Hygrometer
D. Rain gauge

Question 26

Multiple Choice - 1.00 marks

Prompt Which gas is a major contributor to human-driven climate change?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Carbon dioxide
B. Helium
C. Neon
D. Argon only

Question 27

Multiple Choice - 1.00 marks

Prompt Which practice helps reduce soil erosion on a slope?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Ploughing straight downhill
B. Removing all vegetation
C. Leaving soil bare
D. Contour farming

Question 28

Multiple Choice - 1.00 marks

Prompt What is one benefit of mulching soil?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. It increases evaporation
B. It conserves moisture and protects the surface
C. It removes every soil organism
D. It turns soil into rock

Question 29

Multiple Choice - 1.00 marks

Prompt What is land reclamation?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Damaging productive land
B. Covering farmland with litter
C. Restoring disturbed land for useful or ecological purposes
D. Removing all topsoil

Question 30

Multiple Choice - 1.00 marks

Prompt Which resource can be renewable when managed sustainably?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Forest
B. Coal
C. Copper ore
D. Crude oil

Question 31

Multiple Choice - 1.00 marks

Prompt What is a likely effect of deforestation?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Less soil erosion everywhere
B. More habitat for all forest species
C. Automatic increase in rainfall
D. Habitat loss and increased soil erosion

Question 32

Multiple Choice - 1.00 marks

Prompt Why should wetlands be conserved?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. They have no ecological use
B. They store water, support wildlife and help filter pollutants
C. They should always be drained
D. They prevent all plant growth

Question 33

Multiple Choice - 1.00 marks

Prompt What does composting produce?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Plastic
B. Metal ore
C. Nutrient-rich organic material for soil
D. Petrol

Question 34

Multiple Choice - 1.00 marks

Prompt Which action causes water pollution?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Dumping untreated waste into a river
B. Protecting a stream bank
C. Repairing a sewer leak
D. Using a litter bin

Question 35

Multiple Choice - 1.00 marks

Prompt What is biodiversity?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. The number of buildings in a city
B. Only the largest animal
C. One crop grown repeatedly
D. The variety of living organisms in an area

Question 36

Multiple Choice - 1.00 marks

Prompt Which tool is mainly used for digging and moving soil?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Secateurs
B. Spade
C. Paintbrush
D. Thermometer

Question 37

Multiple Choice - 1.00 marks

Prompt Which garden tool is useful for gathering leaves and levelling loose soil?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Hammer
B. Saw
C. Rake
D. Screwdriver

Question 38

Multiple Choice - 1.00 marks

Prompt Which tool is commonly used for weeding and loosening soil around crops?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Hoe
B. Needle
C. Spanner
D. Whisk

Question 39

Multiple Choice - 1.00 marks

Prompt Which tool is designed for pruning small branches?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Shovel
B. Rake
C. Pliers
D. Secateurs

Question 40

Multiple Choice - 1.00 marks

Prompt How should a metal garden tool be cared for after use?

Select one answer.

Select one answer. Your final choice is the answer that will be marked.

A. Leave it wet in the soil
B. Clean, dry and store it safely; oil when appropriate
C. Break the handle
D. Put it in drinking water

Finish and mark

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