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Epiphytic orchid and mango tree, Ascaris and human, Egret and cattle, Lichen having alga and fungus, Bumblebee and flowering plant, Plasmodium vivax and man.
| Column A | Column B |
| (1) Mutualism | ————– |
| (2) Commensalism | ————— |
| (3) Parasitism | ————– |
| Organism | Habitat | Respiratory surface/organ |
| 1. Insects | Terrestrial | ————— |
| 2. Amphibian tadpoles of frog, salamanders | —————- | —————- |
| 3. Fish | Aquatic | ————– |
| 4. Reptiles, Birds and Mammals | —————- | —————- |
| Hormones | Functions |
| 1. Testosterone | ————– |
| 2. ————- | Stimulates contractions uterine during parturition |
| 3. Progesterone | ————— |
Identify A and B in the given diagram.
Classify the given plant growth regulators as per their specific control of event in plant life cycle in Column A and complete Column B.
(IAA, GA, Cytokinin, Abscissic acid)
(IAA, GA, Cytokinin, Abscissic acid)
| Column A | Column B |
| (1) Shedding of leaves | ———— |
| (2) Induce flowering in LDP | ———— |
| (3) Apical dominance | ———— |
| (4) Induce RNA synthesis | ———— |
Identify A, B, C and name the scientists who carried out the experiment given in the diagram.
| Cardiovascular disorders | Symptom |
| Coronary Artery Diseases (CAD) | Deposition of calcium, fat, cholesterol and ——————— |
| —————- | Pain in chest resulting from reduction in the blood supply to the cardiac muscles. |
| Silent Heart Attack | Myocardial infarction without ———————- |
Types of traits:
[Flower colour of Mirabelis jalapa, Coat colour of cattle, Human blood groups]
[Flower colour of Mirabelis jalapa, Coat colour of cattle, Human blood groups]
| Column A | Column B |
| (1) Co-dominance | —————– |
| (2) Incomplete dominance | —————– |
| (3) Multiple allelism | —————– |
Emigration, Immigration, More mortality, Unlimited resources, More natality, Continuous reproduction.
| Column A | Column B |
| (1) Decrease in population density | ————– |
| (2) Increase in population density | ————— |
| (3) Exponential growth | ————– |
(1) Identify A, B and C.
(2) What are their sizes?
(2) What are their sizes?