Flowers are zygomorphic on 

• Gulmohur

• tomato

• datura

• datura

Which one of the following is not a part of a renal pyramid? 

• Convoluted tubules

• Collecting ducts

• Loops Henle

• Loops Henle

Ground tissue includes

• all tissue except epidermis and vascular bundles

• epidermis and cortex

• all tissues internal to endodermis

• all tissues internal to endodermis

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?

• Chordata - possess a mouth provided with an upper and a lower jaw

• Chondrichthyes - possess cartilaginous endoskeleton

• Mammalia - give birth to young ones

• Mammalia - give birth to young ones

A large proportion of oxygen is left unused in the human blood even after its uptake by the body tissue. This O₂

• Raise the p_CO2 of blood 75 mm of Hg.

• Is enough to keep oxyhaemoglobin

• helps in releasing more O₂ to the epithelial tissues

• helps in releasing more O₂ to the epithelial tissues

In eubacteria, a cellular component that resembles eukaryotic cells is

• nucleus

• ribosomes

• cell wall

• cell wall

A drupe develop in 

• Wheat

• pea

• tomato

• tomato

Which one of the following animals is correctly matched with its particular named taxonomic category?

• Cuttlefish - Mollusca, a class

• Humans  - Primata, the family

• Housefly - Musca, an order

• Housefly - Musca, an order

In land plants, the guard cells differ from other epidermal cells in having

• mitochondria

• endoplasmic reticulum

• chloroplasts

• chloroplasts

Which one of the following elements in plants is not remboilised?

• Calcium

• Potassium

• Sulphur

• Sulphur