Human Health and Diseases — BIOLOGY STD 12 Science — Question

Hungary, United States, Denmark, Italy, Australia, Kenya, Nigeria, Germany

Pattern of population growth	Name of the countries
(1) Rapid growth	————–
(2) Slow growth	—————
(3) Zero growth	————–
(4) Negative growth	————–

Classify the following:
i. Alternaria crassa
ii. Agrobacterium spp.
iii. Cactoblastis cactorum
iv. Beavueria bassiana

Column A (Biocontrol agents)	Column B (Host)
Microbial pesticide	————
Mycoherbicide	————
Insect as herbicide	————–
Bacterial herbicide	—————

Classify the following:
(i) Eosinophils (ii) T-lymphocytes (iii) Neutrophils (iv) Basophils (v) B-lymphocytes (vi) Monocytes

Column A	Column B
(1) Phagocytic cells	————
(2) Cells involved in giving immune response	————
(3) Cells that increase during allergic and anti-allergic responses	————

Classify the following:
Xerarch, Epipelagic, Hydrosere, Sublittotral, Intertidal, Benthic.

Phenomena	Examples
(1) Stratification	————–
(2) Zonation	—————
(3) Succession	————–

Classify the given specific effects of different types of auxins in Column A and complete Column B with the examples.
(IAA, NAA, 2, 4-D, IBA, 2, 4, 5-T)

Column A	Column B
(1) Selective synthetic herbicide	————
(2) Seedless fruits	————
(3) Flowering in pineapple	————
(4) Synthetic auxin	————
(5) Agent orange	————

Sketch and label process of formation of beads on strings/fibres from chain of nucleosomes.

Classify the following:
(i) Pneumonia (ii) Asbestosis (iii) Emphysema (iv) Laryngitis (v) Chronic bronchitis (vi) Silicosis

Column A	Column B
(1) Occupational disorders	————
(2) Disorders due to smoking and air pollution	————
(3) Disorders due to viruses and bacteria	————

Complete the table given below.

Crop	Variety	Resistant to disease
Wheat	————–	Leaf and stripe rust, Hill bunt
————-	Pusa swarnim	White rust
Cauliflower	————–	Black rot and Curl blight black rot
Chilli	Pusa sadabahar	—————

Types of traits:
[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	—————–