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Given below are two structures, write their special functional activity.

(a) Cerebellum and ...............

(b) Myelin sheath and ...............

The liquid which collects in the cavity of Bowman's capsule is

Read the context and choose the option with the correct sequence. The food is taken in, biochemically broken down, which is absorbed and circulated to all the cells. Thus the sequence in nutrient acquisition is -

Which of the following statement is not true?

Identify the term used for network of nerve centers in autonomic nervous system?

Among the following which is not considered as part of grey matter?

Assertion: If your hands come in contact with hot objects (perhaps stove burner, hot plate, hot pan or a hot potato), a reflex causes you to immediately remove your hand before the message from the brain.

Reason: Heat shock reflex arc is polysynaptic and the relay neuron also sends the information to the brain.

name the methods in which contraceptives prevent pregnancy?

What is the difference between acidic and basic salts? Give example

Following which division can result in the mixing up of both maternal and paternal genes?

The phenomenon by which one gene controls many traits is called:

Explain Doriventral(Dicotyledonous) leaf and Isobilatral(Monocotyledons) leaf (point wise)

Fastest distribution of some injectable material/ medicine and with no risk of any kind can be achieved by injecting it into the

Which of the following is the correct sequence of air passage during inhalation ?
(a) nostrils $\to$ larynx $\to$ pharynx $\to$ trachea $\to$ lungs
(b) nasal passage $\to$ trachea pharynx $\to$ lirynx $\to$ alveoli
(c) larynx $\to$ nostrils $\to$ pharynx $\to$ lungs
(d) nostrils $\to$ pharynx $\to$ larynx $\to$ trachea $\to$ alevoli

functions of nervous system

Plasmodium falciparum is a unicellular parasite which causes malignant malaria in human beings. It divides by multiple fission in which the prominent nucleus divides into many nuclei and each of which along with a part of cytoplasm forms a new individual. Based on the given information, predict the kingdom to which this parasite belongs.

(a) The yeast cells fail to multiply in water but they multiply rapidly in sugar solution. Give one reason for it.
(b) Why does bread mould grow profusely on a moist slice of bread but not on a dry slice of bread?

Which of the following is the correct path taken by urine in our body ?
(a) kidney $\to$ ureter $\to$ urethra $\to$bladder
(b) kidney $\to$ bladder $\to$ urethra $\to$ ureter
(c) kidney $\to$ ureter $\to$ bladder $\to$ urethra
(d) bladder $\to$ kidney $\to$ ureter $\to$urethra

The Law of Inheritance was postulated by ______.

ADH hormone which helps in the reabsorption of water in the kidneys is also known as

What measures can the government take to reduce noise pollution?

Tubular secretion helps maintain a proper acid-base balance in the body, by removing which of the following, from blood?

Some parts of the human excretory system are labeled in the image given below.

Identify them with the alternatives given in the options.

Which of the following aspects is/are crucial for storage of seeds?

How many types of aquaporins are recorded?

Which of the following is not a function of glial cells?

A survey conducted by an organization for the cause of illness and death among the women between the ages 15−44 (in years) worldwide, found the following figures (in %):

(ii) Which condition is the major cause of women’s ill health and death worldwide?

What is the primary difference between Meiosis-I and Meiosis-II?

The earliest fossil form in the phylogeny of horse is_______.

The term used to denote an increase in the number of cells to assist in the various needs of an organism is _____.

Buffalo is a ___.(omnivore/herbivore/carnivore)

Sickle cell anaemia is an example of:

Statement 1: A blood disease caused by gene mutation is sickle cell anaemia.

Statement 2: It results in the production of sickle-shaped WBCs

Does HCl act on the water coming to the stomach?

Which of the following options is correct based on the statements given below?

Statement 1: Gaseous exchanges in plants usually occur on the top side of leaves.

Statement 2: Tiny pores called stomata facilitate this exchange.

Statement 3: The gases exchanged are carbon dioxide and water vapour only.

In 4 ‘o’clock plants, the crossing of pure-breed red and white flowered parental stocks produced pink flowered plants. This type of genotypic expression is called ___.

Give reasons for the following:

(a) If you sprinkle some common salt on grass growing on a lawn,it is killed at that spot.

(b) If you uproot a plant from the soil,its leaves soon wilt.

(c) It is better to transplant seedlings in a flower-bed in the evening and not in the morning.

(d) A plant cell when kept in a hypertonic salt solution for about 30 minutes turns flaccid.

(e) Potato cubes when placed in water become firm and increase in size.

In which one of the following options the stages of mitosis have been given in correct sequence ?
(a) Prophase, metaphase, telophase, anaphase
(b) Prophase, metaphase, anaphase, telophase
(c) Anaphase, telophase, prophase, metaphase
(d) Telophase, anaphase, prophase, metaphase

Why we have crisis or scarcity of water in the world we make it many ways by chemical reaction so why🤔🤔

Large-scale deforestation ultimately leads to