Plant and Animal Products
Understanding Life's Essentials
Instructions
- Read each question carefully.
- Choose the correct option (A, B, C or D).
- Check answer key after solving.
1. What part of a plant is primarily responsible for making food through photosynthesis?
- A) Root
- B) Stem
- C) Leaf
- D) Flower
2. Which gas do plants take in from the air during the process of photosynthesis?
- A) Oxygen
- B) Nitrogen
- C) Carbon Dioxide
- D) Hydrogen
3. What is the green substance found in plant leaves that captures sunlight for photosynthesis?
- A) Stomata
- B) Chlorophyll
- C) Carotene
- D) Xylem
4. What is the main food product that plants make during photosynthesis?
- A) Water
- B) Sugar (Glucose)
- C) Starch
- D) Protein
5. Which of these is NOT a requirement for a plant to perform photosynthesis?
- A) Sunlight
- B) Water
- C) Soil
- D) Carbon Dioxide
6. How do non-green plants like fungi (e.g., mushrooms) obtain their food?
- A) They make their own food using sunlight.
- B) They trap insects for food.
- C) They absorb nutrients from dead and decaying matter.
- D) They get food from other living plants.
7. Which of these is an example of a carnivorous plant?
- A) Sunflower
- B) Mango tree
- C) Pitcher Plant
- D) Rose bush
8. Why do carnivorous plants like the Venus Flytrap trap insects?
- A) To get water
- B) To get sunlight
- C) To get essential nutrients like nitrogen
- D) To build stronger stems
9. Which of these plant products is primarily used for making furniture and paper?
- A) Grains
- B) Cooking oil
- C) Wood
- D) Jute fiber
10. From which plant product do we get cooking oil like sunflower oil or mustard oil?
- A) Leaves
- B) Roots
- C) Seeds
- D) Stems
11. Jute bags are an eco-friendly alternative to plastic bags. Jute is obtained from which part of the jute plant?
- A) Fruit
- B) Flower
- C) Stem
- D) Root
12. Which of these is a grain commonly used to make bread and chapatis?
- A) Rice
- B) Wheat
- C) Corn
- D) Millet
13. Animals that eat ONLY plants are called:
- A) Carnivores
- B) Omnivores
- C) Herbivores
- D) Scavengers
14. Which of these animals is an example of a carnivore?
- A) Cow
- B) Goat
- C) Tiger
- D) Rabbit
15. Humans are an example of which category of animals based on their diet?
- A) Herbivores
- B) Carnivores
- C) Omnivores
- D) Parasites
16. An animal that feeds on the remains of dead animals, rather than hunting live prey, is called a:
- A) Producer
- B) Parasite
- C) Scavenger
- D) Herbivore
17. Which of these animals is a parasite?
- A) Elephant
- B) Lion
- C) Tapeworm
- D) Deer
18. In a food chain, what role do green plants typically play?
- A) Consumer
- B) Decomposer
- C) Producer
- D) Scavenger
19. Consider the food chain: Grass → Deer → Lion. What does the deer represent in this food chain?
- A) Producer
- B) Primary Consumer
- C) Secondary Consumer
- D) Decomposer
20. What is the ultimate source of energy for almost all food chains on Earth?
- A) Moonlight
- B) Geothermal heat
- C) The Sun
- D) Volcanic eruptions
21. Which of these is an example of a root vegetable?
- A) Spinach
- B) Potato
- C) Carrot
- D) Broccoli
22. Which plant product is used to make sugar?
- A) Wheat
- B) Potato
- C) Sugarcane
- D) Cotton
23. Which of these is NOT a product we get from animals?
- A) Milk
- B) Eggs
- C) Honey
- D) Cotton
24. What do we call the process where energy is transferred from one living organism to another by eating?
- A) Photosynthesis
- B) Respiration
- C) Food Chain
- D) Digestion
25. Which gas is released by plants into the atmosphere during photosynthesis, which is essential for animals to breathe?
- A) Carbon Dioxide
- B) Oxygen
- C) Nitrogen
- D) Hydrogen
26. A bear eats berries, fish, and honey. Based on its diet, a bear is classified as an:
- A) Herbivore
- B) Carnivore
- C) Omnivore
- D) Scavenger
27. Which of these is an example of a stem vegetable?
- A) Tomato
- B) Ginger
- C) Pea
- D) Lettuce
28. What is the role of decomposers (like certain bacteria and fungi) in a food chain?
- A) To produce their own food
- B) To hunt and eat other animals
- C) To break down dead organisms and return nutrients to the soil
- D) To eat only plants
29. Which of these best describes a "parasite"?
- A) An animal that hunts and kills other animals for food.
- B) An organism that lives on or in another organism (host) and benefits by deriving nutrients at the host's expense.
- C) An animal that only eats plants.
- D) An organism that produces its own food.
30. Which of these items is NOT typically obtained from plants?
- A) Sugar
- B) Rubber
- C) Salt
- D) Cotton