Living Creatures: Exploring their Characteristics — Quiz

Q1. In Activity 10.1, Priya marks the pigeon near the window as living and the pencil as non-living. The best reason for marking the pencil as non-living is that it

• A. Is small in size
• B. Does not grow, eat, breathe or reproduce
• C. Is made by humans in a factory
• D. Cannot be seen at night

Q2. Even though plants do not move from one place to another, the chapter still considers them living because they

• A. Are green in colour
• B. Have leaves and flowers
• C. Are tied to the soil
• D. Show certain types of movement like opening of flowers

Q3. Drosera, an insectivorous plant, has saucer-shaped leaves with hair-like projections having sticky ends. The chapter uses Drosera mainly as an example of

• A. Movement in plants
• B. Stomata on leaves
• C. Reticulate venation
• D. Storage roots

Q4. Ravi observes tiny droplets on the leaves of grass and rose in his garden in the early morning. The chapter says these droplets are an example of

• A. Plant reproduction
• B. Plant respiration
• C. Plant excretion of excess water and minerals
• D. Plant response to a stimulus

Q5. A living being is said to be dead when

• A. It has stopped growing for one day
• B. It does not move for a few hours
• C. It has the necessary food, air and water around it
• D. It cannot exhibit any of the essential life features despite the availability of food, air and water

Q6. In Activity 10.2, Pot A is kept in direct sunlight with NO water. According to the chapter, the bean seeds in this pot will

• A. Germinate the fastest because of bright sunlight
• B. Germinate normally because air is present
• C. Become dark due to absence of light
• D. Not germinate because water is essential

Q7. In Activity 10.2, Pot B has direct sunlight and excess water always above the soil. The most likely reason the seeds in Pot B do not germinate properly is that

• A. Air is not available because water fills the soil spaces
• B. Sunlight is too strong for the seeds
• C. Water makes the seed coat too soft and tears it
• D. Excess water cools the soil too much

Q8. Pot D has moist soil and is kept in direct sunlight. Based on Activity 10.2, the bean seeds in Pot D will

• A. Not germinate because sunlight is harmful
• B. Germinate, because both air and the right amount of water are available
• C. Germinate only if the soil is heated
• D. Not germinate because seeds need complete darkness

Q9. Activity 10.2 concludes that for bean seeds, sunlight is

• A. Essential for germination
• B. Required only during night hours
• C. Required only for the seed coat to break
• D. Not essential for germination, though required for seedling growth

Q10. In beaker C of Activity 10.3, the seedling gets sunlight from only one direction through a small hole in a cardboard box. The shoot of this seedling will

• A. Grow in the direction of the light
• B. Grow straight upward, opposite to light
• C. Stop growing because light is only in one direction
• D. Grow downward like the root

Q11. The entire process from a seed to a plant, and then to the next generation of seeds, is called the

• A. Germination of a plant
• B. Habitat of a plant
• C. Life cycle of a plant
• D. Adaptation of a plant

Q12. The correct sequence of stages in a mosquito's life cycle is

• A. Egg → pupa → larva → adult
• B. Egg → larva → pupa → adult
• C. Larva → egg → pupa → adult
• D. Adult → larva → pupa → egg

Q13. Why do mosquito larvae and pupae living in stagnant water repeatedly come up to the water surface?

• A. To lay eggs on the surface
• B. To catch sunlight for growth
• C. To get cooler water at the surface
• D. Because they need air from above to respire

Q14. Aayush's mother sprays kerosene oil on stagnant water around the house. According to the chapter, this works because the kerosene layer

• A. Kills mosquito eggs by its smell
• B. Heats the water and kills the larvae
• C. Attracts mosquitoes to fly away
• D. Separates water from air so larvae and pupae cannot inhale air

Q15. Which stage of the frog's life cycle has a tail and lives in water?

• A. Spawn
• B. Froglet
• C. Tadpole
• D. Adult frog