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Based on observations in monohybrid cross, Mendel postulated which of the following laws?

Which of these is the correct sequence in the process of digestion?

Which one of these is not included in the Red list?

The major role in maintaining food and energy levels in an ecosystem is played by __________

what do you mean by hybridisation using labelled VNTR probe?

___are the substances that causes pollution.

Which of the following can be patented?

The radiations emitted by the sun which are responsible for the skin cancer are known as______

Alternative forms of a gene

Enter 1 word only.

Match the following differences between Mitosis and Meiosis:

$\begin{array}{cc}\text{Table I}& \text{Table II}\\ \text{i) Mitosis}& \text{a. Two Diploid daughter cells are formed.}\\ \text{ii) Meiosis}& \text{b. Four Haploid daughter cells are formed.}\\ & \text{c. The number of chromosomes remains the same.}\\ & \text{d. Bivalents are formed and crossing over is seen.}\\ & \text{e. Division process occurs twice.}\\ & \text{f. Division process occurs only once.}\end{array}$

_____ is the secondary messenger utilized by ACTH, FSH, LH and calcitonin hormones.

Which of the following gives the correct order for food as it passes through the organs of the digestive system?

A heart attack is a condition caused due to deposition of fat in ________.

The leaves of certain plants exhibit droplets of water along their margin in the morning. This is known as________.

The number of differences that appear in the new progeny in case of sexual reproduction is termed as?

What if the food particles enter the bronchiectasis?

(a) What substances are made by endocrine glands?

(b) What is the function of receptors and effectors in our body?

A.why are living organisms classified?

The inner lining of stomach is protected by one of the following from the harmful effect of hydrochloric acid. This is :
(a) pepsin (b) mucus (c) saliva (d) bile

Draw a labelled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.

Consider the following examples:

1) Wings of a bat

2) Flippers of a whale

3) Wings of a butterfly

4) Limbs of a human

Which of the following are homologous organs?

Identify the location of genetic material inside a eukaryotic cell.

Through which process does power generation take place in thermal power plants?

Observe the picture below. The variegated leaves are used to determine the role of chlorophyll in photosynthesis. After adding Iodine solution, only green part of leaf show positive result. The possible reason for this is:

If there was no $C{O}_2$ in the earth’s atmosphere, the temperature of earth’s surface would be

The male gamete in a flower is transferred by __.

___ is the part of the brain that controls the body's equilibrium.

Which of the following gene will be deactivated if the foreign gene is inserted at a restriction site, whose sequence is $\begin{array}{c}{5}^{\prime }-CAGCTG-3^{\prime }\\ 3^{\prime }-GTCGAC-5^{\prime }\end{array}$ in the vector pBR322?



यदि संवाहक pBR322 में $\begin{array}{c}{5}^{\prime }-CAGCTG-3^{\prime }\\ 3^{\prime }-GTCGAC-5^{\prime }\end{array}$अनुक्रम के प्रतिबंधन स्थल पर बाहरी जीन को प्रवेश करवाया जाता है, तो निम्नलिखित में से कौनसा जीन निष्क्रिय हो जाएगा?

The biomass of an ecosystem consists of all ________.

How many times does the Krebs cycle turn per glucose molecule?

Name the procedure used in the working of artificial kidney.

Explain the feedback mechanism??