Demo Biology

BIOLOGY

Nicotine in Tobacco:

Stream of Chloroplast carries the fixation of:

During Cellular respiration NADH₂ produces:

Which one of the following is Homoeothermic animal?

All of the following structures are proteinous in nature except: 

Which of the following scientists contributed a lot to “Modern Synthetic Theory of Organic Evolution”?  

Which of the following type of cytochromes is common in photosynthesis and respiration? 

In the following pairs, one organelle is involved in the formation of other except:

All of the following are CARBOHYDRATE except:

The amount of bile produced by human in liver is:

Microsporum furfur causes:

First crystalline hormone is:

Limbic system in forebrain consists of:

Which of the following diseases is due to point mutation?

Which of these is a fresh water sponge?

All the followers come at the same level due to equal size of their pedicels in: 

Which statement is not true about pteridphytes?

Which one among the following is infact a fruit but is available at vegetables shop?

Anticodon of AUG will be:

Live attenuated vacclines are used to treat all of the following diseases EXCEPT:

Which of the following animals is sedentary in adult and active in larval stage? 

Food is preserved in the form of glycogen by:

Crustaceans are the only arthropods that have:

A cloned baby sheep “Dolly” was attributed to:

In spiders, the organs that contain the silk glands are called:  

Which of the following bird structures are especially adapted to support flight?

Plague is spread by: 

Graveyard of blood corpuscules is:

Urea forming cycle in the liver of ureotelic animals is called:

Reabsorption of glucose from glomerular filtrate is carried out by:

Laiba is trying to determine the percentage of protein in beans because she is a: 

The size of Ribosome in prokaryotic cell is: 

The molecular formula of Chlorophyll – b is: 

If father of a baby is haemophilic and mother is a carrier then chances of a baby inheriting the disease will be:

Tissue plasminogen activator (TPA) is used for:

Ozone layer is present in the:

In which of the following ages agriculture, knowledge of clothes and utensils etc. were developed by modern man:  

Pulmonary vein alone carries:

The urochordates or tunicates are marine animals commonly known as:

Optic lobes are found in:

Amphioxus belongs to:

During inspiration in rabbit the pressure of air inside alveoli becomes:

The white blood corpuscules of the cockroach are called as:

Gonorrhea is a sex disease caused by:

Which one of the following plants feeds on water mites? 

The allele that exist in more than two different forms are called:

Which one of the following is found in plant cells only?

Neuron that carries messages from sense organ to the central nervous system is:

In a pond ecosystem profundal none is missing because:

If we cover the lateral sides of the grass-hoper with wax. The system most likely to be affected will be:

Early blight of potato is caused by:

Which one among the following possesses a double-ringed structure?  

All of the following are gametophyte EXCEPT:

Which one of the following animals has no alimentary canal?

Which of the following diseases is not caused by bacteria?

During oxidative phosphorylation in mitochondria synthesis of ATP occurs due to: 

How many type of t-RNA are found in an eukaryotic cell? 

Formation of polar bodies occurs:

Cowper’s glands in mammals secrete a substance to:

Impulses of gravitational disturbances are responded by: 

Stator acoustic impulses are transmitted to brain by which of these nerves:

Hyperthyroidism is ordinarily a genetic disorder but often provoked by:

Microlecithal egg is found in:

Sternum is absent in:

Which of the following arthropods are totally aquatic? 

The odd-toed ungulates are termed as:

Which of these functions hormones perform in our body? 

Many humans become ill by consuming milk products because they lack:

Which of the following characters is not related in the direction of evolution of a man: 

Gam mules are produced in: 

It is exclusively a Parasitic group: