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NEET - Grade 12 - Biology - Reproduction in Organisms - Introduction and Snapshot of Reproduction in Organisms - Study ref# 938

Introduction: Each and every organism can live only for a certain period of time. The period from birth to the natural death of an organism represents its life span. Several other organisms are drawn for which you should find out t... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Introduction and Snapshot of Reproduction in Organisms - Study ref# 939

Following sections must be covered to understand the Reproduction in Organisms: 1. Asexual Reproduction 2. Sexual Reproduction... read more

NEET - Grade 12 - Biology - Principles of Inheritance and Variation - Introduction and Snapshot of Principles of inheritance and Variation - Study ref# 950

Introduction: Humans knew from as early as 8000-1000 B.C. that one of the causes of variation was hidden in sexual reproduction. They exploited the variations that were naturally present in the wild populations of plants and animals to... read more

NEET - Grade 11 - Biology - Structural Organisation in Animals - Importance and Snapshot of Structural Organization In Animals - Study ref# 755

Introduction: In unicellular organisms, all functions like digestion, respiration and reproduction are performed by a single cell. In complex body of multicellular animals the same basic functions are carried out by different groups of... read more

NEET - Grade 11 - Biology - Cell Cycle and Cell Division - Importance and Snapshot of Cell Cycle and Cell Division - Study ref# 764

Introduction: Are you aware that all organisms, even the largest, start their life from a single cell? You may wonder how a single cell then goes on to form such large organisms. Growth and reproduction are characteristics of cells, in... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Target Setup for Reproduction in Organisms - Study ref# 940

Student requires to achieve the following milestones to get better grip over Reproduction in Organisms. The milestones / targets are as follows: Starting Point: Days 0Test TypeAppear on TestTarget TestsScorePractice Test000%Chapt... read more

NEET - Grade 11 - Biology - The Living World - Study ref# 3468

Explain the following briefly: “Reproduction cannot be an all-inclusive defining characteristic of living organisms”.“Cellular organization of the body is the defining feature of the life form”. Answer: The explanations are as follows:Ther... read more

NEET - Grade 11 - Biology - Biological Classification - Study ref# 3474

What was the criteria of five Kingdom classifications? Name the Kingdoms and write down three important features of each Kingdom with examples. Answer: The main criteria for classification used by R.H. Whittaker in his five Kingdom classification sys... read more

NEET - Grade 11 - Biology - Cell Cycle and Cell Division - Study ref# 4226

Write down the significance of Mitosis? Answer: Significance of Mitosis:1) Growth: The number of cells within an organism increases by mitosis and this is the basis of growth in multicellular organisms.2) Cell Replacement: Cells are constant... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10088

Identify ‘A’ in the given diagram and state its function. [R] [Delhi set-I, Comptt.2016] Answer: ‘A’—Adventitious buds Function—Vegetative propagation ... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10089

Identify ‘A’ in the given diagram and state its function. [R] [Delhi set-I, Comptt.2016] Answer: ‘A’—Offset Function—Vegetative propagation ... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10092

Name the vegetative propagules in the following:

(i) ... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10107

(a) Why do organisms like algae and fungi shift from asexual m... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10108

Explain the significance of meiocytes in a diploid organism. [U] [Delhi set-I, 2016] Answer: Undergo meiosis/undergo gametogenesis/form haploid gametes, help to restore 2n (diplody) through ... read more

NEET - Grade 12 - Biology - Reproduction in Organisms - Study ref# 10109

Why do algae and fungi shift to sexual made of reproductions just before the onset of adverse conditions? Answer: Most of the algae and fungi are unable to survive under adverse environment conditions. Therefore, in order to tide over these ... read more

NEET - Grade 12 - Biology - Organisms and Populations - Study ref# 10386

Why do algae and fungi shift to sexual mode of reproduction just before the onset of adverse conditions? [R][ Delhi set-I,II, 2014, 2011] Answer: For survival during unfavorable conditions / fusion of gametes helps to pool the... read more