Question
Draw a flow chart of – steps in generation and conduction of a nerve impulse.
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| Substance | Potential benefit | Crop | Transgene |
| Provitamin A | Anti-oxidant | ————– | Phytoene synthase, Lycopene cyclase |
| Fructans | ————– | Sugarbeet | —————- |
| Vitamin E | —————- | Canola | γ -tocopherol methyl transferase |
| Flavonoids | Anti-oxident | Tomato | ————– |
| ————– | Iron fortification | Rice | Ferritin, metallothioein, phytase |
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 | ————— |
Classify the following
Dust, Carbon monoxide, Lead, Smog, Methane, Mercury, DDT, Cadmium.
Dust, Carbon monoxide, Lead, Smog, Methane, Mercury, DDT, Cadmium.
| Column A | Column B (Examples) |
| (1) Particulate pollutant | ————— |
| (2) Gaseous pollutant | ————— |
| (3) Biomagnification | ————— |
| (4) Heavy metals | ————– |
Table based guestions:
Nictitating membrane, Seymouria, Lung fish, Flipper of whale and wing of bird, Wing of insect and wing of bird, wisdom tooth, Eye of octopus, an eye of mammal, vertebrate heart and brain.
Column I | Column II |
(1) Homologous organs | ————- |
(2) Analogous organs | ————- |
(3) Vestigial organs | ————- |
(4) Connecting links | ————- |
Complete the table based on types of solution.
| Type | Solution | Solvent | Osmotic Concentration | |
| 1 | Hypotonic | _________ | _________ | Low |
| 2 | Hypertonic | __________ | _________ | High |
Complete the table-Related to outbreeding devices.
| Type | Description | Example |
| 1. ———— | Unisexual flowers/Monoecious or dioecious plants | Papaya, Maize |
| 2. ———— | Mechanical device to prevent Self-Pollination – Natural physical barrier | —————- |
| 3. Prepotency | ——————– | Apple |
| 4.Heteromorphy | ——————– | Primula |
| 5. Protandry | Androecium matures earlier than gynoecium | —————- |
Classify the following:
(i) Eosinophils (ii) T-lymphocytes (iii) Neutrophils (iv) Basophils (v) B-lymphocytes (vi) Monocytes
(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 | ———— |
a. The following diagram shows processing of ………….
b. What is capping?
c. Identify A, B and C.
b. What is capping?
c. Identify A, B and C.
Karnataka, Chanda, Khasi, Rajasthan, Sarguja, Jaintia, Maharashtra, Bastar.
| Region | Sacred groves seen at |
| (1) Meghalaya | ____________________ |
| (2) Western ghat regions | ____________________ |
| (3) Aravali hills | ___________________ |
| (4) Madhya Pradesh | ___________________ |