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Little leaf disease develops due to deficiency of—
1). Copper
2). Sodium
3). Zinc
4). Molybdenum

To make half a kilogram of honey, the nectar from how many flowers is collected by the honey bees?
1). 10 lakhs
2). 20 lakhs
3). One thousand
4). 5 thousands

The youngest layer of secondaryh1oem in woody dicot stem is located
1). Just outside the vascular cambium
2). Just on the inner side of cambium
3). Between periderm and primary cortex
4). Just outside pith

The ultra structure has shown that in glomerulus of a nephron, the process of filtration mainly takes, place due to
1). Podocytes
2). Pores in blood capillaries
3). Basement membrane
4). Endothelium of the blood capillaries

Ureotelic animals are those that eliminate the nitrogenous wastes predominantly in the form of
1). Uric acid
2). Ammonia
3). Amino acids
4). Urea

Mitochondrial membrane is a double layered structure composed of—
1). Lipids and proteins
2). Lipids and carbohydrates
3). Proteins and carbohydrates
4). Proteins and Ribonucleic acid

Which one of these is a kind of tissue?
1). Lung
2). Kidney
3). Blood
4). Pancreas

The plant that was made popular by ‘DE VRIES mutation theory’:
1). Triticum vulgare
2). Oenothera lamarkiana
3). Pisum sativum
4). Primula vulgaris

The arrangement of outer and central microtubules in a cilium is called the
1). 9 + 1 pattern
2). 9 + 2 pattern
3). 8 + 2 pattern
4). 8 + 1 pattern

Blood is
1). Acidic
2). Alkaline
3). Variable
4). Neutral

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