Question Bank Solutions for ICSE Class 8 - CISCE - Biology

Crossword Puzzle
ACROSS
1. Special tubes through which food material is carried inside the plants body.
3. Channel through which movement of water and minerals occurs.
4. Red coloured fluid inside blood vessels.
5. Loss of water in vapour from the leaves.
9. Four chambered organ located in the chest cavity.
10. Blood vessels which bring blood into the heart. DOWN
2. Red coloured pigment which is a carrier of oxygen.
6. Blood vessels which carry blood from the heart.
7. Blood cells which help in clotting of blood.
8. Process by which water passes into the root hair.

Imagine all the seeds produced by a plant happen to fall under the same plant and sprout into new plants. Mention any two problems that will be faced by the new plants.

State whether the following statement is true (T) or false (F):

Producing life is called respiration.

State whether the following statement is true (T) or false (F):

Dogs and cats reproduce from two parents.

State whether the following statement is true (T) or false (F):

Most organisms have the capacity of regeneration in some or the other way.

Find the odd-one out, giving reason.

Gamete, budding, fragmentation, regeneration.

Define the following:

Regeneration

Why is reproduction necessary for living organisms?

Differentiate between the following:

Asexual reproduction and sexual reproduction.

Put a tick mark (✓) against the correct alternative in the following statement:

The term “ecosystem” is derived from the Greek word “Oikos” meaning.

Match the items in Column I with as many items as possible in Column II.

Put a tick mark (✓) against the correct alternative in the following statement:

Cortisone hormone is secreted by:

Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following hormones stimulates the breakdown of glycogen in the liver into glucose:

Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following hormones converts excess of glucose into glycogen:

Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following glands is also called master gland:

Put a tick mark (✓) against the correct alternative in the following statement:

The emergency hormone to face the danger or to fight is secreted by:

Put a tick mark (✓) against the correct alternative in the following statement:

Which one of the following endocrine glands produces its hormone in large quantities as a result of emotional stimulation?

Put a tick mark (✓) against the correct alternative in the following statement:

In humans, increased thyroxine production results in :

What is a hormone?

Match the items in Column A with those in Column B. Column A Column B