(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Biology

Name the following:

The folds/finger-like projections from the inner wall of the mitochondria.

Rewrite the correct form of the statement by changing the first or last word only:

Alternative forms of a gene are called traits.

When a cell in solution shrinks and loses its shape, then the solution is ______.

Define the following term:

Osmotic Pressure

Define the following term:

Tonicity

Name the three external factors which increase the rate of transpiration.

Name three extrinsic factors which decrease the rate of transpiration.

Give a reason/suitable explanation.

Transpiration increases with the velocity of the wind.

(a) State whether the following statement are True or False.

(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.

Atmospheric humidity promotes transpiration from a green plant.

Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.

Water and minerals : Xylem : : Prepared food : ______

Active Transport and Diffusion [Significance in plants]

State the main function of the Guard cells

The Biological/technical term for The process of uptake of mineral ions against the concentration gradient using energy from the cell

Name the following:

The wax-like layer on the epidermis of leaves which reduces transpiration.

Lenticels or stomata (Which one remains open always?)

State the difference between:

Haploid and diploid

Which one of the following genotypes is homozygous dominant and which one homozygous recessive in regards to tongue rolling:

In a certain species of animals, black fur (B) is dominant over brown fur (b) Predict the genotype and phenotype of the offspring when both parents are ‘Bb’ or have heterozygous
black fur . 

Active transport is one in which the ions outside the roots are ___________.

Active transport is in a direction ______ to that of diffusion.