Diversity In Living Organisms - CBSE - Class 9 - Science (CH7)

DIVERSITY IN LIVING ORGANISMS

(NCERT Solutions, Q & A ...)

Q1(CBSE 2011): What do you mean by biodiversity?

Answer: Biodiversity means the existence of a wide variety of species or other taxa of plants, animals and micro-organisms in a natural habitat within a specific environment.

Q2(NCERT): Why do we classify organisms? 

or

Q(CBSE 2011): Why is there a need for classification and systematic naming of living organisms?

CBSE Class 10 - हिंदी -ब - समास विग्रह (Hindi-B)

 समास (Compound Words)

प्र: (सीबीएसई 2011/2012): निम्नलिखित समस्त पदों का समास विग्रह एवं समास का नाम लिखिए
        1. चरणकमल          2. चिड़ीमार            3. आजन्म          4. परलोकगमन
        5. हवन सामग्री        6. पुस्तकालय        7. घनश्याम        8. यथामत
        9. हथकड़ी              10. महादेव 

उत्तर:

CBSE Class 10 - Science - CH5 - Periodic Classification of Elements (MCQs)

Periodic Classification of Elements

Circular Periodic Table
credits:wpclipart

MCQs

Q1(NCERT): Which of the following statements is not a correct statement about the trends when going from left to right across the periods of periodic Table.

(a) The elements become less metallic in nature.
(b) The number of valence electrons increases.
(c) The atoms lose their electrons more easily.
(d) The oxides become more acidic.

CBSE - Class 10 - Maths - CH4 - Quadratic Equation by Factorisation (NCERT Ex 4.2)

Quadratic Equation by Factorisation

(NCERT Exercise 4.2)

✏ Any quadratic equation can have atmost two roots.


Q1: Find the roots of the following quadratic equations by factorisation:

(i) x² – 3x – 10 = 0
(ii) 2x² + x – 6 = 0
(iii) √2 x² + 7 x + 5√2 = 0
(iv) 2x² – x + 1/8 = 0
(v) 100 x² – 20x + 1 = 0

 Answer:

CBSE Class 8/9/10/ CTET - English Grammar - Reading Comprehension

Reading Comprehension

Q1(CTET Nov 2012): Read the given poem and answer the questions that follow by selecting the most appropriate option:

image credits:wpclipart

Human Nature

Is it human nature
to desire forbidden fruit,
to hunger for a blossom
so obsessed with passion
that we forget the pain,
which inevitably arises
once we tease ourselves
with the thought of it
or taste a tiny part of it,
and it becomes the predator
eating at us like a carnivore
that saves the head for last
savouring the brain to feed its own
and we, still craving illicit nectar
enjoying the fact that it is devouring us?
                                           - C J Grant

Q1: Another word in the poem that suggests 'forbidden' is

CBSE Class 10 - Political Science - CH5 - Popular Struggles and Movements

Popular Struggles and Movements

popular song
based on
"We shall overcome"

MCQs

Q1: Which one of the following is a sectional interest group?

(a) All India Trade Union Congress
(b) MAOIST group in Nepal
(c) FEDECOR in Bolivia
(d) Backward & minority community Employees Federation

CTET - CHILD DEVELOPMENT AND PEDAGOGY (MCQs-4)

CHILD DEVELOPMENT AND PEDAGOGY

(MCQs asked in CTET-Nov 2012 Examination) 
[You may get details about Central Teacher Eligibility Test (CTET) its website and may get previous years papers also]

(MCQs-4)
Q1: Theory of multiple intelligence implies the following except

(a) intelligence is a distinct set of processing operations used by an individual to solve problems.
(b) disciplines should be presented in a number of ways
(c) learning could be assessed through a variety of means
(d) emotional intelligence is not related to IQ

CBSE Class 6 - Class 8 - English Grammar - The Conjunction (Worksheet)

The Conjunction (Worksheet)

Class 6/Class7/Class8/Class9/CTET

Q1: Fill in the blanks with correct Conjunctions from the list given below:

[as soon as,   and,   but,    or,   therefore,   otherwise,    so,    still,    as well as,    since,   (so that)    ]

1. She is noble ____________ kind too.
2. We eat __________ we remain healthy.

3. Raja is poor _____________ he is honest.
4. The sun rose_____________ the fog disappeared.
5.  _________ she saw the tiger, she shouted.

CBSE Class 9 - Science - CH 12 - Sound (Worksheet)

SOUND

Worksheet

RADAR works on which principle?

Fill in the blanks

1. When we hear music, the medium through which the sound transmitted is __________ (solid, liquid, gas)

2. If a body repeats its motion, within fix interval of time, along a certain path, about a fixed point, it is said to have ____________.

3. A ________ (pulse/wave) is a form of disturbance which travels through a medium as a result of repetitive oscillations of the particles of the medium.

4. A ________ (pulse/wave) is a disturbance which is sudden and lasts for a short duration of time.

CBSE Class 7 - Science - CH11 - Transportation in Animals and Plants

Transportation in Animals and Plants

Human Heart
(credits:wpclipart)

NCERT Solution, Q & A

Q1(NCERT): Fill in the blanks.

i.     The blood from the heart is transported to all parts of the body by the ___________________.

ii.    Haemoglobin is present in ______________ cells.

iii.   Arteries and veins are joined by a network of ______________.

iv.   The rhythmic expansion and contraction of the heart is called _________________.

v.    The main excretory product in human beings is _____________.

vi.   Sweat contains water and _______________.

vii.  Kidneys eliminate the waste materials in the liquid form called _______________.

viii. Water reaches great heights in the trees because of suction pull caused by _____________.


Answer: