Question : Which group of animals are named because of their spiny skin and a peculiar water-driven tube system that they use for moving around?

Option 1: Hemichordata

Option 2: Aschelminthes

Option 3: Echinodermata

Option 4: Mollusca

Question : Animals living in the tree trunks are known as:

Option 1: Arboreal

Option 2: Volant

Option 3: Amphibious

Option 4: Aquatic

Question : Which of the following is correct about cold blooded animals?

Option 1: Their blood remains cold all the time

Option 2: Their body temperature changes in accordance with the atmosphere

Option 3: Their body temperature remains constant all the time

Option 4: They kill all the animals they come across

Question : 'Agronomy' is the practice of raising _________.

Option 1: Plants and animals

Option 2: Crop plants

Option 3: Agriculture

Option 4: Fruit plants only

Question : "Plants that do not have well-differentiated body designs fall in this group. The plants in this group are commonly called algae. These plants are predominantly aquatic".

The above lines are true about which of the following plant Groups?

Option 1: Bryophyta

Option 2: Angiosperms

Option 3: Thallophyta

Option 4: Pteridophyta