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9851.

An animal having double circulation in a three-chambered heart is :(a) fish(b) snake(c) deer(d) sparrow

Answer»

An animal having double circulation in a three-chambered heart is :
(a) fish
(b) snake
(c) deer
(d) sparrow

9852.

Consider the diagram below which represents photosynthetic reactions. Choose the option that correctly matches the names to the labels (i), (ii), (iii). Also, the option must match for the involvement of chlorophyll in - (a) Light reaction or (b) Calvin-Benson Cycle.

Answer»

Consider the diagram below which represents photosynthetic reactions. Choose the option that correctly matches the names to the labels (i), (ii), (iii). Also, the option must match for the involvement of chlorophyll in - (a) Light reaction or (b) Calvin-Benson Cycle.


9853.

The presence of striations is a feature of

Answer»

The presence of striations is a feature of


9854.

Which part of a nerve cell sends out signals?

Answer»

Which part of a nerve cell sends out signals?


9855.

Why do organisms need water? [1 MARK]

Answer»

Why do organisms need water? [1 MARK]

9856.

…………….. are segmented worms with complete digestive tract.

Answer»

…………….. are segmented worms with complete digestive tract.

9857.

How will you identify cardiac muscle cells under a microscope? [2 MARK]

Answer»

How will you identify cardiac muscle cells under a microscope? [2 MARK]

9858.

Give two examples of Porifera or Sponges. [1 MARK]

Answer»

Give two examples of Porifera or Sponges. [1 MARK]

9859.

Thick and thin filaments form the __________. The thick and thin filaments overlap and form a definite pattern that form units called______.

Answer»

Thick and thin filaments form the __________. The thick and thin filaments overlap and form a definite pattern that form units called______.


9860.

What is hormonal stimulation?

Answer»

What is hormonal stimulation?

9861.

Which is universal cell organelle

Answer»

Which is universal cell organelle

9862.

Define the kingdoms of classification?

Answer» Define the kingdoms of classification?
9863.

Which of the following is a simple sugar or monosaccharide?

Answer»

Which of the following is a simple sugar or monosaccharide?


9864.

what are std? answer in 1-2 paragraphs

Answer» what are std?
answer in 1-2 paragraphs
9865.

The sub division of Spirogyra is:

Answer»

The sub division of Spirogyra is:


9866.

Antrum is the cavity of:

Answer»

Antrum is the cavity of:


9867.

Osmosis is the process by which water moves from an area of low solute concentration to high solute concentration across a ___membrane.

Answer»

Osmosis is the process by which water moves from an area of low solute concentration to high solute concentration across a ___membrane.

9868.

On crossing tall plants with dwarf plants, the percentage of dwarf plants in F2 generation, obtained by Mendel was________.

Answer» On crossing tall plants with dwarf plants, the percentage of dwarf plants in F2 generation, obtained by Mendel was________.
9869.

What is Endoplasmic Reticulum(ER)? Mention its types.

Answer»

What is Endoplasmic Reticulum(ER)? Mention its types.

9870.

Name the following (a) Organism in which external ear (pinna) is present (b) Organism in which nictitating membrane is present.

Answer»

Name the following

(a) Organism in which external ear (pinna) is present (b) Organism in which nictitating membrane is present.

9871.

Interbreeding of two members of the same ______ produce fertile offsprings.

Answer»


Interbreeding of two members of the same ______ produce fertile offsprings.


9872.

For the population control, the marriageable age should be made ___.

Answer»

For the population control, the marriageable age should be made ___.


9873.

Anopheles is the vector of the malarial parasite which is called ___ .

Answer»

Anopheles is the vector of the malarial parasite which is called ___ .

9874.

list the important preventive measures to control weeds

Answer»

list the important preventive measures to control weeds

9875.

Give reason for the following: (I) the cells of meristematic tissue have dense cytoplasm, thin walls and prominent nuclei. (II) vocules are absent in the cell of the tissue.

Answer» Give reason for the following:
(I) the cells of meristematic tissue have dense cytoplasm, thin walls and prominent nuclei.
(II) vocules are absent in the cell of the tissue.
9876.

What is swarming ?

Answer»

What is swarming ?

9877.

Which of the following statements explains both common cold and inflenza?

Answer»

Which of the following statements explains both common cold and inflenza?


9878.

Question 10 Match the names of scientists given in Column A with the discovery made by them given in Column B.Column AColumn B(a)Louis Pasteur(i)Penicillin(b)Robert Koch(ii)Anthrax bacterium(c)Edward Jenner(iii)Fermentation(d)Alexander Fleming(iv)Small pox vaccine (v)Typhoid

Answer»

Question 10
Match the names of scientists given in Column A with the discovery made by them given in Column B.Column AColumn B(a)Louis Pasteur(i)Penicillin(b)Robert Koch(ii)Anthrax bacterium(c)Edward Jenner(iii)Fermentation(d)Alexander Fleming(iv)Small pox vaccine (v)Typhoid

9879.

Which of the following organism has characters of both animals and plants -

Answer»

Which of the following organism has characters of both animals and plants -


9880.

how will you distinguish collenchyma from permanent tissue

Answer»

how will you distinguish collenchyma from permanent tissue

9881.

Why special care of broiler is taken ?

Answer»

Why special care of broiler is taken ?

9882.

The role of nasal chambers in respiration is

Answer»

The role of nasal chambers in respiration is


9883.

Write down the biochemical process, which is blocked by sulpha drugs in bacteria.

Answer»

Write down the biochemical process, which is blocked by sulpha drugs in bacteria.

9884.

Which is the common passage for food and air?

Answer»

Which is the common passage for food and air?


9885.

The cells of epithelial tissue which are thin and flat, arranged like closely packed rectangular stones, are present in:

Answer»

The cells of epithelial tissue which are thin and flat, arranged like closely packed rectangular stones, are present in:


9886.

What is hypo thelamus?

Answer»

What is hypo thelamus?

9887.

The cavity formed by ilium, ischium and pubis bones for attachment of femur is

Answer»

The cavity formed by ilium, ischium and pubis bones for attachment of femur is


9888.

What is difference between malnutrition and undernutrition?

Answer» What is difference between malnutrition and undernutrition?
9889.

Which of the following carbohydrates will give the same osazone?

Answer»

Which of the following carbohydrates will give the same osazone?


9890.

Why cells are so small.

Answer»

Why cells are so small.

9891.

Which of the following is/are characteristics of the cells of meristematic tissue?

Answer»

Which of the following is/are characteristics of the cells of meristematic tissue?


9892.

Raj observed a cell under a microscope. He could see cell wall, a distinct vacuole, along with some other cell organelles. Which type of cell did he observe?

Answer»

Raj observed a cell under a microscope. He could see cell wall, a distinct vacuole, along with some other cell organelles. Which type of cell did he observe?


9893.

The length of the longest rod that can be put in a hall of dimension 23 m x 10m x 10 m is:

Answer»

The length of the longest rod that can be put in a hall of dimension 23 m x 10m x 10 m is:


9894.

Question 35 (e) Write true (T) or false (F) (e) Blue green algae belong to the kingdom Protista.

Answer»

Question 35 (e)
Write true (T) or false (F)

(e) Blue green algae belong to the kingdom Protista.

9895.

What is the branch of science that makes new substances and devices using particles of very very small size?

Answer»

What is the branch of science that makes new substances and devices using particles of very very small size?


9896.

Why are cells the fundamental units of life and why are they important?

Answer» Why are cells the fundamental units of life and why are they important?
9897.

Special features of Phylum Arth

Answer» Special features of Phylum Arth
9898.

Give two ways in which carbon dioxide is fixed.

Answer»

Give two ways in which carbon dioxide is fixed.

9899.

Distinguish between symptoms and signs of a disease.

Answer»

Distinguish between symptoms and signs of a disease.

9900.

Algae belongs to which kingdom out of Protista and Plantae?

Answer»

Algae belongs to which kingdom out of Protista and Plantae?