Everyday Science – Plant Kingdom

Earliest classification of plants is attempted by.

Taxonomy is a science dealing with the.

A herbarium is.

Give the chronological sequence in which the following plant groups originated ?
(I) Angiosperms (II) Gymnosperms
(III) Fungi (IV) Fern

Red tides have often visited West Coast of Florida resulting in the death of hundreds of million of fish Such tides are caused by.

Lichen is a symbiotic association between an alga and which one of the following ?

Litmus is obtained from.

Nori has been a favorite Japanese food centuries This is prepared/obtained from.

The red rust of tea is caused by.

The unicellular algae which is used in space programme to regulate the supply of oxygen is.

In some arctic and alpine regions,the snow appears red,This ,red snow, phenomenon is caused by.

Agar,commonly used as a synthetic growth medium and in bakery is obtained from.

Leather shoes are often covered by patches of a greenish fluffy mass during the rainy season ,if unattended for sometime.This is due to the growth of a.

The branch of botany that deals with fungi is known as.

The smallest living cell is that of a.

The largest sperms among plants are found in.

To which group of plants does the Banyan tree belong ?

Most higher plants are incapable of making use of free atmospheric nitrogen and therefore have to be supplied with costly nitrogenous groups of plants is capable of fixing atmospheric nitrogen thus enriching the soil. Identify this group.

What are the sites of bacteria in leguminous plants for fixing nitrogen ?

The association between leguminous plants and bacteria is.

The plants bearing both male and female flowers is called.

When male and female flowers are borne on different plants ,the plant is said to be.

The male part of a flower is called.

A plant or plant organ/cell having half the number of chromosomes than a normal body cell is called.

if in a cell there are multiples of chromosomes than the normal specified number it is termed.

There are twenty chromosomes in a somatic cell of maize. Compare the chromosome numbers given below with the organ of the maize plant.
Endosperm 30
Pollen grains 10
Root 30
Leaf 20
Which of the above pairs are correctly matched?

The pollen grains in plants are produced in plants are produced in the.

Pollination means.

Consider the following statements about pollination.
1 The transfer of pollen grains from the anther to ovules in the same flower or different flowers is called pollination
2 The pollination by wind is called anemophil
3 Pollination by birds is known as omithophily
4 Pollination is a prerequisite for seed and fruit development in all flowering plats
5 Seeds may develop in some water ferns without pollination
Which of the above statements are correct?

Insect pollination is known as.

The plant that is dispersed with the help of water is.

A spore is.

Some flowering plants produce allergenic pollen grains.Which of the following is/are such plants ?

All higher plants and animals are diploids i.e they have two sets of chromosomes in their body cells. The such plants can develop even from mature
pollen grains (haploids) was first demonstrated by.

Some plants flower only once in their lifetime. They are called.

The fusion of a male gamete with an egg is called.

Double fertilization is a special feature of.

Some plants develop fruits without fertilization This phenomenon is called.

Grafting is not possible in monocots because.

It has been demonstrated that even mature plant cells,when freed from others,are able to develop into new plants. This phenomenon is called.

Wheat,barley lemon, orange rye and pearl millet belong to.

Sugarcane, sugarbeet sweetpea, chickpea pigeonpea and french bean belong to.

Tomato brinjal,potato, tobacco,petunia and night jasmine belong to.

Angiosperms are less adapted to.

To which of the following families do all pulses belong ?

Which of the following spices is obtained from flower buds?

Smallest flowering plant is.

Flame of the forest refers to.

Which one of the following plants has the largest flower?

A true fruit develops from the.

Which one of the following is a true fruit?

Which one of the following is not a fruit?

Sulphur shower is.

A grain of wheat is.

The dry fruit Chilgoza is obtained from.

Fat is present in large quantities in the tissue of which of the following.

Polyploid wheat does not normally show an increase in.

Fruits infested with larvae of pests,imported from abroad are more dangerous in Pakistan than in the country of their origin since.

Which one of the following bears the smallest seeds ?

The food in albuminous seeds is stored in.

Seeds can best be preserved in.

Seeds require for their germination.

The part that germinates and grows first in a seed is.

Hypogeal germination is found in.

Vivipary is defined as germination.

The germination of bean seed is said to be epigeal germination because.

Epigeal germination is met within the case of.

Dichotomous branching refers to the branching of a plant into.

Plantain is.

The first leaves of the castor seedling are different from other leaves because.

The stem of water plants usually have.

That potato is a modified stem is explained by the presence of.

The corn is an underground stem that grows.

The horizontal underground stem of the Curcuma plant is called.

From which part of the plant is turmeric, a commonly used colourant and antiseptic obtained ?

Dead wood is obtained from.

Which of the following spices is obtained from roots?

The calyptrogen of root apex forms.

In dicot root.

Radish is a.

A liverwort is.

Plants are killed in winter by frost.

Coleo is the covering of.

A tissue primarily concerned with the formation of new cells is called.

Tunica corpus theory explains the organization of.

The materialistic tissues are composed of.

Which one of the following tissues in plants is responsible for forming various other types of calls?

Which of the following cells helps in storing water and food material?

Sclerenchymatous sheath is present in vascular bundles of.

When xylem has phloem on its two sides the vascular bundle is known as.

A mature living cell without a nucleus is.